GPT-5 vs Claude 4: What We Know and How They Compare (2025)
GPT-5 vs Claude 4: Next-Gen AI Comparison
OpenAI’s GPT-5 and Anthropic’s Claude 4 represent the cutting edge of AI capabilities. Here is everything we know about both models and how they compare.
TL;DR: Claude 4 (Opus) leads in coding and writing quality. GPT-5 (via o3) leads in mathematical reasoning. Both are significantly more capable than previous generations. For most users, either provides excellent results. Claude 4 is available now; GPT-5 features are rolling out through o3 and GPT-4o updates.
Current Model Comparison
| Capability | Claude 4 Opus | GPT-4o / o3 |
|---|---|---|
| Coding | Best (SWE-bench leader) | Excellent |
| Writing | Best | Very Good |
| Reasoning | Excellent | Best (o3) |
| Math | Very Good | Best (o3) |
| Context window | 200K tokens | 128K tokens |
| Multimodal | Vision + text | Vision + audio + video |
| Tool use | Excellent | Excellent |
| Safety | Industry-leading | Good |
| API price (input/1M) | $15 | $2.50 (4o) |
Which Should You Choose?
- Coding and development: Claude 4 Opus — best code quality and understanding
- Writing and content: Claude 4 — most natural, polished output
- Math and science: GPT-4o with o3 — strongest mathematical reasoning
- Multimodal projects: GPT-4o — audio, image generation, code execution
- Long documents: Claude 4 — 200K context window
- Budget API use: GPT-4o mini or Claude Haiku
Detailed comparison: All three AI compared. Plans: $20 plan comparison. Coding: Claude Code vs Cursor.
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